Home / 1,909,304.66-2,634,935.10-1,184,385.90

Finding the Fourth Proportional to 1,909,304.66, 2,634,935.10 and 1,184,385.90

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Solution

The fourth proportional to 1,909,304.66, 2,634,935.10 and 1,184,385.90 is: 1,634,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,304.66 : 2,634,935.10 = 1,184,385.90 : x
  2. Step 2: Convert to fraction form
    1,909,304.66/2,634,935.10 = 1,184,385.90/x
  3. Step 3: Cross multiply
    1,909,304.66x = 2,634,935.10 × 1,184,385.90
  4. Step 4: Simplify right side
    1,909,304.66x = 3,120,779,979,855.09
  5. Step 5: Solve for x
    x = 3,120,779,979,855.09/1,909,304.66
  6. Step 6: Final answer
    x = 1,634,511.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.